/**
 * CMS Events Styles
 * 
 * @package CMS_Events
 * @since 1.0.0
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    --event-primary: #10b981;
    --event-secondary: #059669;
    --event-accent: #34d399;
    --event-text: #1f2937;
    --event-text-light: #6b7280;
    --event-border: #e5e7eb;
    --event-bg-light: #f9fafb;
    --event-success: #10b981;
    --event-warning: #f59e0b;
    --event-danger: #ef4444;
    --event-info: #3b82f6;
    
    /* Category Colors */
    --category-conference: #8b5cf6;
    --category-workshop: #f59e0b;
    --category-webinar: #3b82f6;
    --category-meetup: #ec4899;
    --category-training: #10b981;
    --category-hackathon: #ef4444;
    --category-networking: #6366f1;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* ========================================
   Archive Page - Grid Layout
   ======================================== */
.events-archive {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.archive-header {
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.archive-header h1 {
    font-size: 2.5rem;
    color: var(--event-text);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--event-primary), var(--event-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.archive-count {
    color: var(--event-text-light);
    font-size: 1.125rem;
}

/* ========================================
   Filters
   ======================================== */
.events-filters {
    background: var(--event-bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-2xl);
    border: 1px solid var(--event-border);
}

.filter-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--event-text);
}

.filter-group input,
.filter-group select {
    padding: 0.5rem;
    border: 1px solid var(--event-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--event-primary);
}

.filter-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ========================================
   Events Grid
   ======================================== */
.events-grid {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.events-grid.columns-2 {
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
}

.events-grid.columns-3 {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.events-grid.columns-4 {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.no-events {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--event-bg-light);
    border-radius: var(--radius-lg);
    color: var(--event-text-light);
}

/* ========================================
   Event Card
   ======================================== */
.event-card {
    background: white;
    border: 2px solid var(--event-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.event-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
    border-color: var(--event-primary);
}

.event-card.online-event::before {
    content: '🌐';
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 1.5rem;
}

.event-card.today-event {
    border-color: var(--event-warning);
    border-width: 3px;
}

.event-card.past-event {
    opacity: 0.7;
}

.event-card-date {
    background: linear-gradient(135deg, var(--event-primary), var(--event-secondary));
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    margin-bottom: var(--spacing-md);
    width: 80px;
}

.date-day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.date-month {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    margin-top: var(--spacing-xs);
}

.date-year {
    display: block;
    font-size: 0.75rem;
    opacity: 0.9;
    margin-top: 2px;
}

.event-card-header {
    margin-bottom: var(--spacing-md);
}

.event-category {
    margin-bottom: var(--spacing-sm);
}

.category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: white;
}

.category-badge.category-conference { background: var(--category-conference); }
.category-badge.category-workshop { background: var(--category-workshop); }
.category-badge.category-webinar { background: var(--category-webinar); }
.category-badge.category-meetup { background: var(--category-meetup); }
.category-badge.category-training { background: var(--category-training); }
.category-badge.category-hackathon { background: var(--category-hackathon); }
.category-badge.category-networking { background: var(--category-networking); }

.event-title {
    font-size: 1.5rem;
    margin: 0;
    line-height: 1.3;
}

.event-title a {
    color: var(--event-text);
    text-decoration: none;
}

.event-title a:hover {
    color: var(--event-primary);
}

.event-today-badge {
    display: inline-block;
    background: var(--event-warning);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: var(--spacing-sm);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.event-card-body {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.event-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--event-text-light);
}

.meta-icon {
    font-size: 1.125rem;
}

.event-excerpt {
    color: var(--event-text-light);
    line-height: 1.6;
    font-size: 0.875rem;
}

.event-card-footer {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--event-border);
}

.event-cancelled-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    background: var(--event-danger);
    color: white;
    padding: 1rem 2rem;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    opacity: 0.9;
    z-index: 10;
}

/* ========================================
   Single Event Page
   ======================================== */
.event-single {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.event-header {
    background: linear-gradient(135deg, var(--event-primary), var(--event-secondary));
    color: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-2xl);
}

.event-header-content h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.event-datetime-primary {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.event-status-alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.2);
}

.event-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-2xl);
}

@media (max-width: 968px) {
    .event-content {
        grid-template-columns: 1fr;
    }
}

.event-section {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--event-border);
    margin-bottom: var(--spacing-xl);
}

.event-section h2 {
    color: var(--event-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.75rem;
}

.description-content {
    line-height: 1.8;
    color: var(--event-text);
}

.speakers-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.speaker-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-md);
    background: var(--event-bg-light);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--event-primary);
}

.speaker-name {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.presentation-title,
.session-time {
    color: var(--event-text-light);
    margin: var(--spacing-xs) 0;
}

.event-sidebar .sidebar-section {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--event-border);
    margin-bottom: var(--spacing-lg);
}

.event-sidebar h3 {
    color: var(--event-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--event-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--event-secondary);
}

.btn-secondary {
    background: var(--event-text-light);
    color: white;
}

.btn-success {
    background: var(--event-success);
    color: white;
}

.btn-info {
    background: var(--event-info);
    color: white;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-large {
    font-size: 1.125rem;
    padding: 0.75rem 1.5rem;
}